<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <h1>照片库</h1>
    <link rel="stylesheet" href="style.css">
</head>
<body>
    <h1>照片库示例</h1>

    <div class="full-img">
      <img class="displayed-img" src="imagess/pic1.jpg">
      <div class="overlay"></div>
      <button class="dark">变暗</button>
    </div>

    <div class="thumb-bar">
    </div>
    <script src="main.js"></script>
  </body>
</body>
</html>